摘要：题目链接：http://acm.hdu.edu.cn/showproblem.php?pid=1789 题意：就是你每次完成一门功课都要花一天的时间，问你怎样安排完成作业的顺序能让你被扣的分数最少。竟然是贪心。。。。。。。。。 分析：开始的思路是先按照所扣分数的多少排序，然后就没有下文了。。。。。。 阅读全文

摘要：Description During Frosh Week, students play various fun games to get to know each other and compete against other teams. In one such game, all the fr 阅读全文

摘要：Description Give you three sequences of numbers A, B, C, then we give you a number X. Now you need to calculate if you can find the three numbers Ai, 阅读全文

摘要：Description FJ is surveying his herd to find the most average cow. He wants to know how much milk this 'median' cow gives: half of the cows give as mu 阅读全文

摘要：Description There is a cycle with its center on the origin. Now give you a point on the cycle, you are to find out the other two points on it, to maxi 阅读全文

摘要：Description 严重急性呼吸系统综合症( SARS), 一种原因不明的非典型性肺炎,从2003年3月中旬开始被认为是全球威胁。为了减少传播给别人的机会, 最好的策略是隔离可能的患者。 在Not-Spreading-Your-Sickness大学( NSYSU), 有许多学生团体。同一组的学生 阅读全文

摘要：Description 给出了一个序列，你需要处理如下两种询问。 "C a b c"表示给[a, b]区间中的值全部增加c (-10000 ≤ c ≤ 10000)。 "Q a b" 询问[a, b]区间中所有值的和。 Description 给出了一个序列，你需要处理如下两种询问。 "C a b  阅读全文

摘要：Description 很多学校流行一种比较的习惯。老师们很喜欢询问，从某某到某某当中，分数最高的是多少。这让很多学生很反感。不管你喜不喜欢，现在需要你做的是，就是按照老师的要求，写一个程序，模拟老师的询问。当然，老师有时候需要更新某位同学的成绩。 Description 很多学校流行一种比较的习惯 阅读全文

摘要：Description Lily 特别喜欢养花，但是由于她的花特别多，所以照料这些花就变得不太容易。她把她的花依次排成一行，每盆花都有一个美观值。如果Lily把某盆花照料的好的话，这盆花的美观值就会上升，如果照料的不好的话，这盆花的美观值就会下降。有时，Lily想知道某段连续的花的美观值之和是多少， 阅读全文

摘要：#include<iostream> #include<cstdio> #include<cstring> #include<algorithm> using namespace std; typedef struct st { int begin; int end; }st; bool cmp(s 阅读全文

摘要：Description When playing DotA with god-like rivals and pig-like team members, you have to face an embarrassing situation: All your teammates are kille 阅读全文

摘要：Description During Frosh Week, students play various fun games to get to know each other and compete against other teams. In one such game, all the fr 阅读全文

摘要：Description FJ is surveying his herd to find the most average cow. He wants to know how much milk this 'median' cow gives: half of the cows give as mu 阅读全文